public class eg8_2 {
    public static void main(String[] args) {
        Gen<String>g;
        g=new Gen<String>("helloworld",20);
        g.showRuntimeType();
        String s=g.getObj();
        System.out.println("s="+s);
        Gen<Integer>g1= new Gen<Integer>(21,20);
        g1.showRuntimeType();
        int a= g1.getObj();
        System.out.println("a="+a);
        g1.setObj(31);
        a= g1.getObj();
        System.out.println("a="+a);
    }
}
